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How to avoid “cannot load such file — utils/popen” from homebrew on OSX
...al
If it still doesn't work, use these steps inside a terminal session and everything will be fine:
cd /usr/local/Library/Homebrew
git reset --hard
git clean -df
brew update
This may be because homebrew is not updated.
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\r\n, \r and \n what is the difference between them? [duplicate]
I need to ask about the difference in a string between \r\n , \r and \n . How is a string affected by each?
4 Answers
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Java current machine name and logged in user?
...it possible to get the name of the currently logged in user (Windows/Unix) and the hostname of the machine?
4 Answers
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sed command with -i option failing on Mac, but works on Linux
I've successfully used the following sed command to search/replace text in Linux:
12 Answers
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psql: could not connect to server: No such file or directory (Mac OS X)
...master has exited.).
SOLUTION: This fixed the issue--I deleted this file, and then everything worked!
/usr/local/var/postgres/postmaster.pid
--
and here is how I figured out why this needed to be deleted.
I used the following command to see if there were any PG processes running. for me ther...
Where are my postgres *.conf files?
...e it because I can't find config files. Searched through entire hard drive and found only samples like pg_hba.conf.sample
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How can I order a List?
...in a List<string>, you can either change its declared type, or use a cast. If you're not sure, you can test the type:
if (typeof(List<string>).IsAssignableFrom(ListaServizi.GetType()))
((List<string>)ListaServizi).Sort();
else
{
//... some other solution; there are a few ...
Python hashable dicts
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@smido: Thanks. I also found that you can just cast a literal, i.e. hashabledict({key_a: val_a, key_b: val_b, ...}).
– HelloGoodbye
Oct 9 '18 at 7:35
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Mercurial for Beginners: The Definitive Practical Guide
....hgignore
There are two syntax options available for file matching, glob and regexp. glob is unix-like filename expansion and regexp is regular expressions. You activate each by adding syntax: glob or syntax: regexp on a line by itself. All lines following that will use that syntax, until the next...
How to truncate string using SQL server
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You can also use the Cast() operation :
Declare @name varchar(100);
set @name='....';
Select Cast(@name as varchar(10)) as new_name
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